Update zh.md
Create ko.md ( wiki / detailed explanation of multi resolution )
Merge pull request #460 from pandamicro/master

[Cocos2d-JS] Improve Facebook docs
横版过关教程第6篇
Merge pull request #461 from rainswan/master

横版过关教程第6篇
Merge pull request #458 from purpleenjae/patch-3

Update zh.md
Create ko.md ( wiki / device orientation )
updated catelog
Merge pull request #463 from gloryming/master

updated catelog
Merge pull request #462 from rtNavy/master

Create ko.md ( wiki / detailed explanation of multi resolution )
[Cocos2d-JS] Improve Facebook SDK docs
Merge branch 'master' of https://github.com/cocos2d/cocos-docs